NAACCR Item #1144: Derived Pediatric M
| Item # | Length | Source of Standard | Year Implemented | Version Implemented | Year Retired | Version Retired |
|---|---|---|---|---|---|---|
| 1144 | 3 | NAACCR/SEER | 2025 | 25 |
NAACCR XML:
Tumor.derivedPediatricM
Description
This item stores the derived Pediatric M value from Pediatric Mets **\[1138\]** and other fields (when applicable). Effective for cases diagnosed 1/1/2024 and forward.
Rationale
Derived Pediatric M can be used to evaluate disease spread at diagnosis, treatment patterns and outcomes over time.